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贵金属铑电镀液的研究进展牛飞1,白晓军1,向雄志1,汤有正1,张苏嫚1(1.广东省深圳市深圳大学材料学院贵金属材料研究室)摘 要:对贵金属铑电镀液的组分,制备,应用方向,镀覆条件及镀铑废液回收等方面研究现状进行了综述,探讨了影响镀液性质的主要因素,并对今后的研究方向提出了建议,以期得到性能更好的铑镀层.关键词:镀铑液; 工艺研究; 进展......
镀基材; 电沉积; 镀铑; 电流效率; 耐蚀性 中图分类号: TQ153.1 文献标识码: A Electrochemistry behavior and coating performance research about rhodium plating on different substrate metal material XIAO Yao-kun1, 2, ZHANG..., China) Abstract: The effect of different substrate on open circuit potential of rhodium plating and polarization curve was investigated by using electrochemical workstation. And the current efficiency......
金橙G螯合树脂分离富集样品中铂,铑的研究张辉1,唐杰1(1.河北省唐山市唐山师范学院化学系)摘 要:合成了金橙G螯合树脂,并用于分离富集样品中的铂,铑.实验研究表明,分离富集试液酸度为pH 1.0,分离柱高为200 mm,通过分离柱的试液流速为0.4 mL/min时,加入铂,铑标准物质的回收率在94.5%~103%之间.标准样品经金橙G螯合树脂分离富集后,采用极谱法连续测定铂,铑,测定结果与标准值相吻合.关键词:金橙G螯合树脂; 分离富集; 铂; 铑......
铑Ⅲ-水溶性苯胺蓝-溴酸钾体系阻抑动力学光度法测定痕量铑宋学省1(1.山东省临沂市山东临沂师范学院实验中心)摘 要:在磷酸介质中痕量铑Ⅲ对KBrO3氧化水溶性苯胺蓝褪色反应有很强的抑制作用,据此建立了阻抑动力学光度法测定痕量铑Ⅲ的新方法.在选定条件下,方法的线性范围是0.4~0.8 ng/mL,检出限为2.73×10-11 g/mL,表观活化能为167.26 kJ/mol.试验了30多种共存离子的影响,大多数的常见离子不干扰.方法用于两个催化剂样品中铑的测定,相对标准偏差(RSD)分别为2.0%和2.3%,加标......
GC-MS分析并探讨了乙酰丙酮铑的热分解行为, 为其应用提供了热学依据和理论参考, 并建议以300℃作为以乙酰丙酮铑为前驱体的CVD铑沉积工艺的沉积温度. 关键词: 乙酰丙酮铑; 结构特征; 热分解; 化学气相沉积 中图分类号: O627.8 文献标识码: A Chemical properties of rhodium(Ⅲ) acetylacetonate LIANG Guang1... Reascend Science and Technology Co. LTD, Kunming 650221, China) Abstract: Rhodium(Ⅲ) acetylacetonate [Rh(acac)3], a precursor for preparing Rh layers by CVD technique, was prepared. Its spectroscopic......
Study of cerium-promoted rhodium alumina catalyst as a steam reforming catalyst for treatment of spent solventsHee-Chul Yang,Min-Woo Lee,Ho-Sang Hwang,Jei-Kwon Moon,Dong-Yong ChungKorea Atomic Energy... spectroscopy(XPS), transmission electron microscopy(TEM), temperature programmed reduction(TPR) and Brumauer-Emmett-Teller(BET) analyses. Rhodium existed in the form of Rh2O3, regardless of the sample......
Study of cerium-promoted rhodium alumina catalyst as a steam reforming catalyst for treatment of spent solventsHee-Chul Yang,Min-Woo Lee,Ho-Sang Hwang,Jei-Kwon Moon,Dong-Yong ChungKorea Atomic Energy... spectroscopy(XPS), transmission electron microscopy(TEM), temperature programmed reduction(TPR) and Brumauer-Emmett-Teller(BET) analyses. Rhodium existed in the form of Rh2O3, regardless of the sample......
, 2015, 36(3): 1-9. [8] SUORANTA T, ZUGAZUA O, NIEMELA M, PERAMAKI P. Recovery of palladium, platinum, rhodium and ruthenium from catalyst materials using microwave-assisted leaching and cloud point.... Determination of ultra-trace platinum, palladium, ruthenium, rhodium, and iridium in rocks and minerals by inductively coupled-plasma mass spectrometry following nickel sulfide fire assay preconcentration......
Study on Catalysts with Rhodium Loading on Different Cerium-Zirconium Mixed Oxides朱增赞,李兵,张爱敏,卢军,赵云昆摘 要:<正>The catalysts with Rh loading on different cerium-zirconium mixed oxides were characterized by BET, H2-TPR and OSC. The effects of different cerium-zirconium mixed oxides on catalytic performance and thermal stability of Rh loaded catalyst......
Study on Catalysts with Rhodium Loading on Different Cerium-Zirconium Mixed Oxides Zhao Yunkun1,Lu Jun1,Zhang Aimin1,Zhu Zengzan1,Li Bing1 (1.Kunming Sino-Platinum Metals Catalyst Co.,Ltd. Kunming 650101, China) Abstract:The catalysts with Rh loading on different cerium-zirconium mixed oxides were characterized by BET, H2-TPR and OSC. The effects of different cerium-zirconium mixed oxides......